.side__menu__title {
  padding: 15px 18px;
  margin: 0;
  font-size: 12px;
  font-weight: bold;
  background: #fafafa;
  border-radius: 10px;
}
.side__menu__dt {
  margin-top: 15px;
  padding: 0 18px;
  font-size: 16px;
  font-weight: bold;
}
.side__menu__list {
  margin-top: 18px;
  padding-left: 18px;
  font-size: 14px;
  
  ul {
    
    padding-left: 16px;
  }
  li {
    margin-top: 16px;
  }
  a {
    color: $mainColor;
    padding-left: 18px;
  }
  .side__menu__sub {
    background: url('/images/icon_open_normal.png') no-repeat 0;
    &.expand {
      background-image: url('/images/icon_open_pressed.png');
    }
  }
}
.side__menu__list_teacher {
  a {
    color: $teacherMainColor;
  }
}
.side__menu__textbook {
  padding-left: 18px;
  font-size: 26px;
}
.content__filter__title {
  padding-left: 20px;
  font-size: 26px;
  small {
    font-size: 12px;
  }
}
.content__head {
  margin-top: 30px;
  .split {
    margin-top: 7px;
    height: 1px;
    background: #ececec;
  }
}
.content__filter__title {
  float: left;
}
.content__filter {
  float: right;
}
.content__filter__date,
.content__filter__order {
  display: inline-block;
  background: #f2f3f5;
  border-radius: 28px;
  font-size: 12px;
  padding: 5px 13px;
  color: #a5a5a5;
}
.content__filter__date {
  margin-right: 20px;
  input {
    border: none;
    background: none;
  }
}
.side__menu__control {
  float: right;
}
.side__menu__switch {
  float: left;
  position: relative;
  font-size: 12px;
  text-align: center;
  color: $mainColor;
  margin-right: 10px;
  .icon_switch_normal {
    display: block;
    cursor: pointer;
    width: 20px;
    height: 20px;
    margin: 0 auto;
    background: url('/images/icon_switch_normal.png') no-repeat 100%;
  }
  &:after {
    content: '';
    position: absolute;
    width: 1px;
    height: 100%;
    top: 0;
    right: -15px;
    background: #ececec;
  }
}
.side__menu__switch_teacher {
  color: $teacherMainColor;
}
.side__menu__textbook {
  float: left;
}
.side__menu__title {
  position: relative;
  .side__menu__control {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
  }
  .side__menu__switch {
    &:after {
      display: none;
    }
  }
}